Socks Supplement: Cozy Room Socks, Just Like a Kotatsu Color: Beige Size: 23-25cm Material: Acrylic Thanks to a unique knitting method, this product warms the San Yin Jiao point, a pressure point on the ankle that protects against cold, and keeps your toes warm. *Will be shipped in a Yu-Packet Post Mini envelope after removing from the original packaging. *When washing, use a laundry net and wash with a neutral detergent. Although new and unused, this is an overseas product, so there may be some loose threads. Please understand this before purchasing. ★Other colors are also available! Autumn/Winter, Women's, Cold Protection Black, Gray, Pink Kotatsu-style, Similar to Kotatsu Socks Warm Socks